No-Panic Rust: A Nice Technique for Systems Programming

313 · Joshua Haberman · Feb. 3, 2025, 8:36 p.m.
Summary
In this blog post, the author discusses the concept of "No-Panic Rust", a technique aimed at improving the performance and safety of Rust libraries, particularly when porting from C. The author argues against the use of Rust's panic mechanism in library code, detailing its drawbacks such as increased code size and possible unrecoverable exits. The article explores how to write Rust code that guarantees no panics, ensuring expected performance while still leveraging Rust's safety features. It is a technical deep dive with practical examples and considerations for systems programming in Rust.